Fig. 4

Determination of various HGFs of 140-day-old RSS-SLD chickens, SLD chickens and normal chickens in plasma by ELISA. a The EPO content in plasma was detected by ELISA. b The SCF content in plasma was detected by ELISA. c The TPO content in plasma was detected by ELISA. d The IL-3 content in plasma was detected by ELISA. Data are expressed as means ± SEM, *P < 0.05, **P < 0.01